Ethereum layer-2 scaling solution Arbitrum is set to undergo one of its most significant upgrades on Wednesday, set to increase transaction throughput, slash transaction fees and simplify cross-chain communication between Arbitrum and Ethereum. Referred to as the “Nitro” upgrade, Arbitrum reconfirmed the date of the upgrade in a Twitter post on Aug. 29, confirming that the upgrade will take effect on Aug. 31 at 10:30 AM Eastern Time, while noting a two to four hours of network downtime period is to be expected. Reminder — Arbitrum One is upgrading to Nitro on Wednesday 8/31. There will be 2-4 hours of planned network downtime, starting 10:30 AM ET / GMT-4. 2️⃣ days until Nitro! — Arbitrum (@arbitrum) August 29, 2022 Abritrum is an Ethereum layer-2 scaling solution that utiliz...